stargazer vs Hipparchus

stargazer and Hipparchus both are nouns.

Word	Noun	Adjective	Verb	Adverb
stargazer	Yes	No	No	No
Hipparchus	Yes	No	No	No

stargazer (noun)	Hipparchus (noun)
heavy-bodied marine bottom-lurkers with eyes on flattened top of the head	Greek astronomer and mathematician who discovered the precession of the equinoxes and made the first known star chart and is said to have invented trigonometry (second century BC)
a physicist who studies astronomy
someone indifferent to the busy world